<h1 id="code-blocks-fenced-with-indent"><a class="header" href="#code-blocks-fenced-with-indent">Code blocks fenced with indent</a></h1>
<pre class="playground"><code class="language-rust"><span class="boring">#![allow(unused)]
</span><span class="boring">fn main() {
</span>    // This has a first line that is indented.
    println!("hello");
<span class="boring">}</span></code></pre>